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<head><meta charset="utf-8"><title>rollup #57690 · t-compiler · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/index.html">t-compiler</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html">rollup #57690</a></h3>

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<a name="155339401"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/131828-t-compiler/topic/rollup%20%2357690/near/155339401" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html#155339401">(Jan 17 2019 at 14:36)</a>:</h4>
<p><span class="user-mention" data-user-id="126931">@centril</span> so this error</p>
<div class="codehilite"><pre><span></span>---- [mir-opt (nll)] mir-opt/match_test.rs stdout ----
thread &#39;[mir-opt (nll)] mir-opt/match_test.rs&#39; panicked at &#39;Did not find expected line, error
: Mismatch in lines
Current block: None
Actual Line: &quot;        _9 = &amp;shallow _1;&quot;
Expected Line: &quot;       switchInt(move _4) -&gt; [false: bb10, otherwise: bb11];&quot;
Test Name: rustc.main.SimplifyCfg-initial.after.mir
</pre></div>



<a name="155339420"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/131828-t-compiler/topic/rollup%20%2357690/near/155339420" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html#155339420">(Jan 17 2019 at 14:36)</a>:</h4>
<p>do you know if any of the PRs touched that file?</p>



<a name="155339426"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/131828-t-compiler/topic/rollup%20%2357690/near/155339426" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html#155339426">(Jan 17 2019 at 14:36)</a>:</h4>
<p>(you have the rollup checked out locally, can you <code>git log</code>?)</p>



<a name="155339444"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/131828-t-compiler/topic/rollup%20%2357690/near/155339444" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> centril <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html#155339444">(Jan 17 2019 at 14:36)</a>:</h4>
<p>rollup = <a href="https://github.com/rust-lang/rust/pull/57690" target="_blank" title="https://github.com/rust-lang/rust/pull/57690">https://github.com/rust-lang/rust/pull/57690</a><br>
command = ./x.py test --compare-mode=nll<br>
error = <a href="https://play.rust-lang.org/?version=stable&amp;mode=debug&amp;edition=2018&amp;gist=440010f40ba85a5aa2497b67bc7be3fa" target="_blank" title="https://play.rust-lang.org/?version=stable&amp;mode=debug&amp;edition=2018&amp;gist=440010f40ba85a5aa2497b67bc7be3fa">https://play.rust-lang.org/?version=stable&amp;mode=debug&amp;edition=2018&amp;gist=440010f40ba85a5aa2497b67bc7be3fa</a></p>



<a name="155339446"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/131828-t-compiler/topic/rollup%20%2357690/near/155339446" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html#155339446">(Jan 17 2019 at 14:36)</a>:</h4>
<p>otherwise, I guess maybe something affected the MIR lowering</p>



<a name="155339566"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/131828-t-compiler/topic/rollup%20%2357690/near/155339566" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> centril <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html#155339566">(Jan 17 2019 at 14:38)</a>:</h4>
<p><span class="user-mention" data-user-id="116009">@nikomatsakis</span> sure; what do you want from the <code>git log</code> ?</p>



<a name="155339889"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/131828-t-compiler/topic/rollup%20%2357690/near/155339889" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> centril <a href="https://rust-lang.github.io/zulip_archive/stream/131828-t-compiler/topic/rollup.20.2357690.html#155339889">(Jan 17 2019 at 14:42)</a>:</h4>
<blockquote>
<p>do you know if any of the PRs touched that file?</p>
</blockquote>
<p>none of them did according to the GitHub UI</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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